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fixing problems with blank characters after the \ at line end

This commit is contained in:
Enno Rehling 2007-02-05 20:02:07 +00:00
parent 7c258dde41
commit 6f45043f19
1 changed files with 63 additions and 63 deletions
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126
src/common/kernel/save.c
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@ -340,25 +340,25 @@ static char lbuf[MAXLINE];
static char *
getbuf(FILE * F)
{
boolean cont = false;
boolean quote = false;
boolean comment = false;
char * cp = buf;
lbuf[MAXLINE-1] = '@';
do {
boolean eatwhite = true;
boolean start = true;
unsigned char * end;
unsigned char * bp = (unsigned char * )fgets(lbuf, MAXLINE, F);
comment = (boolean)(comment && cont);
if (!bp) return NULL;
end = bp + strlen((const char *)bp);
if (*(end-1)=='\n') *(--end) = 0;
boolean cont = false;
boolean quote = false;
boolean comment = false;
char * cp = buf;
lbuf[MAXLINE-1] = '@';
do {
boolean eatwhite = true;
boolean start = true;
unsigned char * end;
unsigned char * bp = (unsigned char * )fgets(lbuf, MAXLINE, F);
comment = (boolean)(comment && cont);
if (!bp) return NULL;
end = bp + strlen((const char *)bp);
if (*(end-1)=='\n') *(--end) = 0;
else {
/* wenn die zeile länger als erlaubt war, ist sie ungültig,
* und wird mit dem rest weggeworfen: */
@ -372,53 +372,53 @@ getbuf(FILE * F)
comment = false;
bp = NULL;
}
cont = false;
while (bp!=NULL && *bp && cp!=buf+MAXLINE && (char*)bp!=lbuf+MAXLINE) {
if (isspace(*bp)) {
if (eatwhite) {
do { ++bp; } while ((char*)bp!=lbuf+MAXLINE && isspace(*bp));
if (!quote && !start && !comment) *(cp++)=' ';
}
else {
cont = false;
while (bp!=NULL && *bp && cp!=buf+MAXLINE && (char*)bp!=lbuf+MAXLINE) {
if (isspace(*bp)) {
if (cont) ++bp; /* removes spaces and \r afer a backslash */
else if (eatwhite) {
do { ++bp; } while ((char*)bp!=lbuf+MAXLINE && isspace(*bp));
if (!quote && !start && !comment) *(cp++)=' ';
}
else {
if (!comment) *(cp++)=*(bp++);
while (cp!=buf+MAXLINE && (char*)bp!=lbuf+MAXLINE && isspace(*bp)) {
if (!comment) *(cp++)=*bp;
++bp;
}
while (cp!=buf+MAXLINE && (char*)bp!=lbuf+MAXLINE && isspace(*bp)) {
if (!comment) *(cp++)=*bp;
++bp;
}
if (*bp==0) --cp;
}
}
else if (iscntrl(*bp)) {
*(cp++) = '?';
++bp;
} else {
cont = false;
if (*bp==COMMENT_CHAR && !quote) {
/* bp = max(end-1, bp+1); */
comment=true;
}
else {
if (*bp=='"') {
quote = (boolean)!quote;
}
}
else if (iscntrl(*bp)) {
*(cp++) = '?';
++bp;
} else {
cont = false;
if (*bp==COMMENT_CHAR && !quote) {
comment=true;
}
else {
if (*bp=='"') {
quote = (boolean)!quote;
*cp++ = *bp;
eatwhite=true;
}
else if (*bp=='\\') cont=true;
else {
if (!comment) *(cp++) = *bp;
eatwhite = (boolean)!quote;
}
}
++bp;
}
start = false;
}
if (cp==buf+MAXLINE) {
--cp;
}
*cp=0;
} while (cont || cp==buf);
return buf;
eatwhite=true;
}
else if (*bp=='\\') cont=true;
else {
if (!comment) *(cp++) = *bp;
eatwhite = (boolean)!quote;
}
}
++bp;
}
start = false;
}
if (cp==buf+MAXLINE) {
--cp;
}
*cp=0;
} while (cont || cp==buf);
return buf;
}
#ifdef ENEMIES